128217827 is an odd 9-digits prime number following 128217826
and preceding 128217828 . In scientific notation, it is written as 1.28217827 × 10^8.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 128217826 positive integers (up to 128217827) that are relatively prime to 128217827.
128217827 has 2 divisors, whose sum is 128217828
The reverse of 128217827 is 728712821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-eight million two hundred seventeen thousand eight hundred twenty-seven
Scientific notation
1.28217827 × 10^8
Engineering notation
1.28217827 × 10^6
Prime Factorization
128217827
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
128217827
Product of the distinct prime numbers
The prime factorization of 128217827 is 128217827.
Since it has a total of 1 prime factors.
4 , 7 , 60 , 83 , 268 , 218 , 474 , 5281 , 6168 , 13246 , 231104 , 787752 , 8448193 , 4437790 , 97653469 , 38610189 , 482071103 , 398110925 , 192758812 , 6180260910
n×2
256435654
n×3
384653481
n×4
512871308
n×5
641089135
n÷2
64108913.5
n÷3
42739275.666667
n÷3
32054456.75
n÷5
25643565.4
n2
16439811160601929
n3
2.1078768633027E+24
n4
2.7026739099625E+32
n5
3.4653097582499E+40
2 √n
11323.331091159
3 √n
504.25413796689
4 √n
106.41114176231
5 √n
41.839807956199
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
128217828
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64108914
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11323.331135315
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999844015
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128217827 can be divided by 2 positive divisors.
The sum of these divisors (counting 128217827) is 128217828, the average is 64108914.
Base
System
Value
2
Binary
111101001000111001011100011
3
Ternary
22221021010210102
4
Quaternary
13221013023203
5
Quinary
230310432302
6
Senary
20420053015
8
Octal
751071343
10
Decimal
128217827
12
Duodecimal
36b3416b
16
Hexadecimal
7a472e3
20
Vigesimal
20174b7
36
Base36
24c5ib
md5
302eb838838afc55cfbdecb9fd3951da
sha1
45f30018b42a710da1391e247b8f2e2d48f10131
sha256
a3bea6f2e9515149d5be6d7710581814092a41966de78acc1f52dce33f1fda89
sha512
272c6f31386e12a9e2457f7ae51f49d0d87e6c3ac74acb86ef0aacb25fe2d458591c549c81b03dd85cb86a23889b2de19916215978e513cb15192efa5090abb6
ripemd-160
5cb15d55719f4a67c819fca1fd78abb19e5bd912
Diameter
256435654
Circumference
805616366.72489
Area
5.1647189968551E+16
Volume
8.8294539578983E+24
Surface area
2.065887598742E+17
Circumference
805616366.72489
Perimeter
512871308
Area
16439811160601929
Diagonal
181327389.88141
Surface area
98638866963611574
Volume
2.1078768633027E+24
Space diagonal
222079790.80008
Perimeter
384653481
Area
7.1186470492501E+15
Altitude
111039895.40004
Surface area
7.1186470492501E+15
Volume
2.4841567065793E+23
Height
60442463.293802